CN2395398Y - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN2395398Y CN2395398Y CN99226264U CN99226264U CN2395398Y CN 2395398 Y CN2395398 Y CN 2395398Y CN 99226264 U CN99226264 U CN 99226264U CN 99226264 U CN99226264 U CN 99226264U CN 2395398 Y CN2395398 Y CN 2395398Y
- Authority
- CN
- China
- Prior art keywords
- electric connector
- spherical
- terminal
- insulating body
- scolder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/14—Structural association of two or more printed circuits
- H05K1/141—One or more single auxiliary printed circuits mounted on a main printed circuit, e.g. modules, adapters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/52—Fixed connections for rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09372—Pads and lands
- H05K2201/0949—Pad close to a hole, not surrounding the hole
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10227—Other objects, e.g. metallic pieces
- H05K2201/10325—Sockets, i.e. female type connectors comprising metallic connector elements integrated in, or bonded to a common dielectric support
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10621—Components characterised by their electrical contacts
- H05K2201/10734—Ball grid array [BGA]; Bump grid array
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
- H05K3/3431—Leadless components
- H05K3/3436—Leadless components having an array of bottom contacts, e.g. pad grid array or ball grid array components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3447—Lead-in-hole components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/36—Assembling printed circuits with other printed circuits
- H05K3/368—Assembling printed circuits with other printed circuits parallel to each other
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model relates to an electric connector, which is provided with an insulating body, the inner part of which is provided with a plurality of passages used for containing corresponding number of terminals, each terminal comprises a needle column-shaped pin part which is extended out of the lower surface of the insulating body with a definite distance, so the lower surface of the insulating body is provided with an inserting member having the characteristics which are the small or similar with the characteristics of a circuit motherboard used for installing the utility model. The inserting member is provided with a plurality of holes, each hole and the corresponding containing passage are aligned into a line, so that the tail end part of the pin part of each terminal can enter and pass through the corresponding hole. The lower surface of the inserting member at the side parts of the holes is connected with ball-shaped solder, a circuit track is arranged between the ball-shaped solder and the corresponding hole, and the ball-shaped solder and the holes are electrically connected.
Description
The utility model relates to and a kind ofly has spherical array package type in its bottom side (Ball GridArray, the BGA) electric connector of terminal refer in particular to a kind of plant part that is provided with in its bottom side and be beneficial to spherical scolder and plant electric connector on it in advance.
CPU (CPU) is the necessary element in the PC.For cooperating the economic factor of considering circuit board manufacturer and the following upgrade requirement that satisfies the user, CPU electrically connects with a female type electric connector and main circuit board usually.Relevant therewith existing electric connector for socket can be with reference to United States Patent (USP) the 5th, 399,108,5,489,218 and 5,679, No. 020 etc., wherein the former is the one chip insulating body, so that low insertion force (Low Insertion Force, connection LIF) to be provided, in addition both then for the two-piece type insulating body so that zero insertion force (Zero Insertion Force, connection ZIF) to be provided.In recent years, (these tradition had pin column type terminal and will no longer continue to produce with the electric connector for socket that the wave soldering mode is connected on the circuit board for Surface Mounting Technology, SMT) in vogue because the surface adhering technology.
For some has circuit package wafer with the circuit board similar features, use the spherical part that connects, be spherical array package (Ball Grid Array, BGA) mode, to utilize surface adhering technology (SMT) to be mounted on the circuit has been a kind of mature technique, therefore just produced a kind of below the basal surface of electric connector for socket bonding spherical contact jaw pin, promptly spherical scolder is to replace conventional needle column terminal tails.But so still can produce some problems, the material that subject matter is circuit board and electric connector for socket is different, spherical scolder is planted to be connected to will run into the difficult problem that some is produced on the electric connector for socket basal surface.In addition, electric connector for socket is made by ejection formation, and it is made with precision and circuit board with closed tolerance is compared and originally just had than high tolerance, will cause planting some location and copline problem when receiving the shape scolder and electric connector for socket is original than high tolerance; Moreover, because circuit board has different material behaviors with electric connector for socket, thereby at electric connector for socket and utilize spherical scolder to install between the circuit board of itself, because thermal expansion (Coefficient of Thermal Expansion, CTE) different inconsistent phenomenons of being derived will produce overstress on spherical scolder, like this under the cycling that starts or close, especially manufacturer carried out before selling the life cycle temperature test time can cause breaking of spherical scolder.
The utility model purpose is to provide a kind of electric connector, it is provided with spherical array package type (Ball Grid Array in the bottom side, BGA) terminal deploying, utilize spherical contact portion, be spherical scolder, thus avoid with the circuit board that itself is installed between because the different dislocation misalignment problems of deriving of thermal coefficient of expansion.
The purpose of this utility model is achieved in that and comprises tool by the utility model several accommodate passage to accommodate the insulating body of corresponding number terminal, every butt comprises the pin column terminal pin portion of extending the outer certain distance of insulating body lower surface, the lower surface of insulating body is provided with the plant part, it has identical or akin characteristic with settling circuit motherboard of the present utility model, in the plant part, be provided with several holes to align being aligned and to make the terminal part of each terminal pin portion can enter and pass corresponding perforations with the corresponding passage of accommodating, spherical scolder is then planted and is connected on the hole plant part lower surface on every side, and be provided with circuit trace to electrically connect the two between the hole of each spherical scolder and correspondence, the pin portion of each terminal can utilize the wave soldering course of processing to be plugged in the corresponding hole of plant part, and is finally electrically connected by circuit trace between spherical scolder and this hole and spherical scolder.Like this, earlier to several spherical solder reflow heating, make again to be cured just the utility model to be connected behind the spherical scolder partial melting be welded on the circuit board.
Owing to adopt such scheme, make the utility model adopt technology reliable and that empirical tests is crossed, promptly between terminal pins column afterbody and plant part, use traditional wave soldering course of processing, and use tradition that spherical scolder is planted technology on the circuit sheet material that is connected to circuit board or identical material, to replace in the prior art spherical scolder is directly planted the instability on electric connector for socket, uncontrollable processing procedure.Simultaneously, because plant part and circuit board are same material, fracture phenomena will no longer take place in spherical scolder because of thermal coefficient of expansion is different near its join domain separately.With existing spherical array package type (BGA) electric connector for socket, the situation that is about on the lower surface that spherical scolder directly is installed on insulating body is compared, the utility model can prevent from starting or closing the circulation change of Yin Wendu in the closed procedure and the thermal stress fatigue phenomenon that causes, and can strengthen the reliability of pad relatively.
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the amplification view of the utility model structure;
Fig. 2 is the amplification bottom view of plant part bottom surface section structure of the present utility model;
Fig. 3 is the amplification view of the utility model group local structure when circuit motherboard.
Understand for ease of clear, the most of similar elements during the present embodiment difference is graphic all indicates identical reference drawing number.As depicted in figs. 1 and 2, electric connector 10 comprises that being provided with several accommodates passage 14 insulating body 12 of (only showing among the figure), this accommodates the terminal 16 of passage 14 in order to accommodate corresponding number, the upper portion of this terminal 16 (not shown) then with needle-like array package (Pin GirdArray, PGA) the conducting end pin of the wafer module contact that matches, and the pin portion 18 of terminal 16 extends outside the lower surface 20 of insulating body 12.
On the lower surface 28 of plant part 22 holes 24 sides, plant and be connected to spherical scolder 26, and spherical scolder 26 and hole 28 between be provided with the usefulness of circuit trace 30 to electrically connect as both.
The method that has two kinds of combined insulation bodies 12 and plant part 22 in the present embodiment.First method is at first spherical scolder 26 to be planted on the lower surface 28 that is connected to plant part 22, covers spherical scolder 26 then, makes the terminal part 19 of the pin portion 18 of terminal 16 pass corresponding hole 24 respectively and is welded in the corresponding hole 24 with the wave soldering course of processing.Second method then is connected in the terminal part 19 of spherical scolder 26 and terminal 16 pin portions 18 on the plant part 22 simultaneously, wherein the soldering paste material is coated in earlier near the link position of spherical scolder 26 and hole 24 on this lower surface 28, the terminal part 19 of spherical scolder 26 and terminal 16 pin portions 18 is contacted with the soldering paste material, with solder reflow process the terminal part 19 of spherical scolder 26 and pin portion 18 can be fixed on the plant part 22 at last.
Again as shown in Figure 3, after electric connector 10 is made, whole electric connector 10 can be made each spherical scolder 26 reciprocation and is fixed in corresponding leading on the mat 102 by another time reflow soldering course of processing, and electric connector 10 is directly installed on the circuit motherboard 100.Like this, terminal 16, circuit trace 30 and 26 in spherical scolder can set up by needle-like array package type CPU (CPU, not shown) connect styletable to the circuit motherboard 100 connection pad 102 and the transmission path of corresponding circuits.
Claims (5)
1. electric connector, it utilizes the surface adhering technology groups to be connected on the circuit board, comprise insulating body and several terminals of accommodating wherein, it is characterized in that: below insulating body, be provided with the plant part, itself and circuit board have the close material of performance, be connected to several spherical scolders and plant on the lower surface of plant part, described each spherical scolder all constitutes with corresponding terminal and electrically connects.
2. electric connector according to claim 1, the part that it is characterized in that planting comprise that further several are located at the hole around the spherical scolder respectively, and the terminal part of each terminal places in the corresponding hole.
3. electric connector according to claim 2 is characterized in that being provided with circuit trace between each spherical scolder and its corresponding hole.
4. electric connector according to claim 3, it is certain for moving to it is characterized in that spherical scolder and corresponding terminal exist in vertical direction.
5. electric connector according to claim 4, the hot property of the novel circuit board of part and this reality of assembling that it is characterized in that planting is close.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13698098A | 1998-08-20 | 1998-08-20 | |
| US09/136,980 | 1998-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2395398Y true CN2395398Y (en) | 2000-09-06 |
Family
ID=22475300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99226264U Expired - Fee Related CN2395398Y (en) | 1998-08-20 | 1999-04-13 | Electric connector |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6257904B1 (en) |
| CN (1) | CN2395398Y (en) |
| TW (1) | TW395601U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102760983A (en) * | 2011-04-28 | 2012-10-31 | 亚旭电脑股份有限公司 | Connector with a locking member |
| CN108695606A (en) * | 2017-03-31 | 2018-10-23 | 泰科电子日本合同会社 | Socket |
| CN112751226A (en) * | 2019-10-29 | 2021-05-04 | 泰科电子日本合同会社 | Socket with improved structure |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6394819B1 (en) | 1998-10-29 | 2002-05-28 | The Whitaker Corporation | Dielectric member for absorbing thermal expansion and contraction at electrical interfaces |
| US6692269B2 (en) * | 2000-12-15 | 2004-02-17 | Di/Dt, Inc. | Circuit module with universal connectivity |
| US6776623B1 (en) * | 2001-06-11 | 2004-08-17 | Picolight Incorporated | Transceiver mounting adapters |
| AU2002235716A1 (en) * | 2001-12-07 | 2003-07-09 | Infineon Technologies Ag | Electro-optical transmission module |
| CA2409912C (en) | 2002-10-25 | 2008-04-01 | Ibm Canada Limited-Ibm Canada Limitee | Improvements in grounding and thermal dissipation for integrated circuit packages |
| TW200743268A (en) * | 2006-05-02 | 2007-11-16 | Hon Hai Prec Ind Co Ltd | Electrical connector |
| JP5869282B2 (en) * | 2011-10-03 | 2016-02-24 | タイコエレクトロニクスジャパン合同会社 | Electrical connector |
| JP2015049986A (en) * | 2013-08-30 | 2015-03-16 | 富士通株式会社 | Connector and manufacturing method therefor |
| US10218098B1 (en) * | 2017-08-28 | 2019-02-26 | Finisar Corporation | Module mount interposer |
| US10348015B2 (en) | 2017-11-13 | 2019-07-09 | Te Connectivity Corporation | Socket connector for an electronic package |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4349862A (en) * | 1980-08-11 | 1982-09-14 | International Business Machines Corporation | Capacitive chip carrier and multilayer ceramic capacitors |
| US5691041A (en) * | 1995-09-29 | 1997-11-25 | International Business Machines Corporation | Socket for semi-permanently connecting a solder ball grid array device using a dendrite interposer |
| TW392975U (en) * | 1998-09-29 | 2000-06-01 | Hon Hai Prec Ind Co Ltd | Electrical connector |
-
1998
- 1998-12-31 TW TW087222123U patent/TW395601U/en unknown
-
1999
- 1999-04-13 CN CN99226264U patent/CN2395398Y/en not_active Expired - Fee Related
-
2000
- 2000-03-15 US US09/525,991 patent/US6257904B1/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102760983A (en) * | 2011-04-28 | 2012-10-31 | 亚旭电脑股份有限公司 | Connector with a locking member |
| CN108695606A (en) * | 2017-03-31 | 2018-10-23 | 泰科电子日本合同会社 | Socket |
| CN112751226A (en) * | 2019-10-29 | 2021-05-04 | 泰科电子日本合同会社 | Socket with improved structure |
| CN112751226B (en) * | 2019-10-29 | 2024-05-31 | 泰科电子日本合同会社 | Socket |
Also Published As
| Publication number | Publication date |
|---|---|
| TW395601U (en) | 2000-06-21 |
| US6257904B1 (en) | 2001-07-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |